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Y-T-G merged 1 commit into from
Apr 26, 2025
Merged

Add YOLO11-Segment P6 config #66

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90 changes: 90 additions & 0 deletions cfg/segment/yolo11-p6.yaml
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# Metadata
author: Y-T-G
task: segment
keywords: [cnn, yolo11, large-object]
description: YOLO11 instance segmentation model with an extra P6 scale for large object detecton.
flops:
n: 21.7
s: 41.6
m: 96.3
l: 116.1
x: 236.4
parameters:
n: 8501080
s: 21732192
m: 36914736
l: 44734256
x: 94102944
min_version: 8.3.0

# Model
nc: 80
strides: [8, 16, 32, 64]
scales:
n: [0.50, 0.25, 1024]
s: [0.50, 0.50, 1024]
m: [0.50, 1.00, 512]
l: [1.00, 1.00, 512]
x: [1.00, 1.50, 512]

backbone:
# Stem
- [-1, 1, Conv, [64, 3, 2]] # (1, 64, 320, 320) - 0

# P2 Backbone
- [-1, 1, Conv, [128, 3, 2]] # (1, 128, 160, 160) - 1
- [-1, 2, C3k2, [256, False, 0.25]] # (1, 256, 160, 160) - 2

# P3 Backbone
- [-1, 1, Conv, [256, 3, 2]] # (1, 256, 80, 80) - 3
- [-1, 2, C3k2, [512, False, 0.25]] # (1, 512, 80, 80) - 4

# P4 Backbone
- [-1, 1, Conv, [512, 3, 2]] # (1, 512, 40, 40) - 5
- [-1, 2, C3k2, [768, True]] # (1, 512, 40, 40) - 6

# P5 Backbone
- [-1, 1, Conv, [768, 3, 2]] # (1, 512, 20, 20) - 7
- [-1, 2, C3k2, [768, True]] # (1, 512, 20, 20) - 8

# P6 Backbone
- [-1, 1, Conv, [1024, 3, 2]] # (1, 512, 10, 10) - 9
- [-1, 2, C3k2, [1024, True]] # (1, 512, 10, 10) - 10
- [-1, 1, SPPF, [1024, 5]] # (1, 512, 10, 10) - 11
- [-1, 2, C2PSA, [1024]] # (1, 512, 10, 10) - 12

head:
# Top-Down Path (Feature Pyramid)
# P5 Head
- [-1, 1, nn.Upsample, [None, 2, nearest]] # (1, 512, 20, 20) - 13
- [[-1, 8], 1, Concat, [1]] # (1, 1024, 20, 20) - 14
- [-1, 2, C3k2, [768, False]] # (1, 512, 20, 20) - 15

# P4 Head
- [-1, 1, nn.Upsample, [None, 2, nearest]] # (1, 512, 40, 40) - 16
- [[-1, 6], 1, Concat, [1]] # (1, 1024, 40, 40) - 17
- [-1, 2, C3k2, [512, False]] # (1, 512, 40, 40) - 18

# P3 Head
- [-1, 1, nn.Upsample, [None, 2, nearest]] # (1, 512, 80, 80) - 19
- [[-1, 4], 1, Concat, [1]] # (1, 1024, 80, 80) - 20
- [-1, 2, C3k2, [256, False]] # (1, 256, 80, 80) - 21

# Bottom-Up Path (PAN-FPN)
# P4
- [-1, 1, Conv, [256, 3, 2]] # (1, 256, 40, 40) - 22
- [[-1, 16], 1, Concat, [1]] # (1, 768, 40, 40) - 23
- [-1, 2, C3k2, [512, False]] # (1, 512, 40, 40) - 24

# P5
- [-1, 1, Conv, [512, 3, 2]] # (1, 512, 20, 20) - 25
- [[-1, 13], 1, Concat, [1]] # (1, 1024, 20, 20) - 26
- [-1, 2, C3k2, [768, True]] # (1, 512, 20, 20) - 27

# P6
- [-1, 1, Conv, [768, 3, 2]] # (1, 512, 10, 10) - 28
- [[-1, 10], 1, Concat, [1]] # (1, 1024, 10, 10) - 29
- [-1, 2, C3k2, [1024, True]] # (1, 512, 10, 10) - 30

# Segment Head (P3, P4, P5, P6)
- [[21, 24, 27, 30], 1, Segment, [nc, 256, 32]] # 31